Manual correct, and complete. Downloads cleanly. Format of manual was presumably difficult to PDF to A4, but works reasonably well.
Text excerpt from page 25 (click to view)
Turning On Your Computer
3
If necessary, adjust the brightness controls for the LCD display as follows:
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Your computer is equipped with a Brightness button, located next to the Power button. Pressing it will adjust the LCD screen brightness. To increase brightness, press the Fn+F5 keys, and then press the Up Arrow key or Right Arrow key . To decrease brightness, press the Fn+F5 keys, and then press the Down Arrow key or Left Arrow key .